/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.netbeans.modules.j2ee.metadata.model.support;

import java.net.URL;
import org.netbeans.api.java.classpath.ClassPath;
import org.netbeans.api.java.platform.JavaPlatformManager;
import org.netbeans.spi.java.classpath.ClassPathProvider;
import org.netbeans.spi.java.classpath.support.ClassPathSupport;
import org.openide.filesystems.FileObject;
import org.openide.filesystems.FileUtil;
import org.openide.filesystems.URLMapper;
import org.openide.util.Parameters;

/**
 *
 * @author Andrei Badea
 */
public class SimpleClassPathProvider implements ClassPathProvider {

    private final FileObject sourceRoot;
    private final ClassPath sourcePath;
    private final ClassPath compilePath;
    private final ClassPath bootPath;

    public SimpleClassPathProvider(FileObject sourceRoot) {
        this(sourceRoot, ClassPathSupport.createClassPath(new URL[0]), JavaPlatformManager.getDefault().getDefaultPlatform().getBootstrapLibraries());
    }

    public SimpleClassPathProvider(FileObject sourceRoot, ClassPath compilePath, ClassPath bootPath) {
        Parameters.notNull("sourceRoot", sourceRoot);
        Parameters.notNull("compilePath", compilePath);
        Parameters.notNull("bootPath", bootPath);
        this.sourceRoot = sourceRoot;
        this.sourcePath = ClassPathSupport.createClassPath(new URL[] { URLMapper.findURL(sourceRoot, URLMapper.INTERNAL) });
        this.compilePath = compilePath;
        this.bootPath = bootPath;
    }

    public ClassPath findClassPath(FileObject file, String type) {
        Parameters.notNull("file", file);
        if (sourceRoot.equals(file) || FileUtil.isParentOf(sourceRoot, file)) {
            if (ClassPath.SOURCE.equals(type)) {
                return sourcePath;
            } else if (ClassPath.COMPILE.equals(type)) {
                return compilePath;
            } else if (ClassPath.BOOT.equals(type)) {
                return bootPath;
            }
        }
        return null;
    }
}
